A randomized 25 question test from a pool of 761 questions, good luck!
Historical data can be logged through a HMI application. Which of the data storage methods below would best be described as one that looses resolution of the data, although reduces the volume of data?
There are numerous function block modes which are permitted. Which of the modes below is best described as the mode the function block desires to be in?
Which of the answers below best represents the Foundation fieldbus H1 data transmission parameters?
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would be responsible for integration of security measures such as encryption?
There are several data access methods used to transmit data. Which of the answers below can be described as a single controlling device commences communication with the responding devices attached to the same network?
The quality of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the block supports a cascade path and the value quality is good?
Which of the answers is not an advantage of analog field communication? Choose the best answer from those below.
Which of the answers best represents the number OSI network layers that the Foundation fieldbus frame is enclosed in?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a Foundation Fieldbus protocol?
Which of the messaging types below is best described as communication by sending a command, initiated by the scanner module, to all field device on the segment?
Which answer below best reflects the baud rate of a serial communication channel that transmits 3 bit symbols at a rate of 3648 bps?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that coverts the analog signals from T/Cs and RTDs to a digital signal?
There are several common components of signal converters. Which one is best described as transforming the input signal to the required output signal?
Which of the answers below is best described as the protocol that first made use of CIP?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce data time stamping in real-time?
Which of the answers below best represents the most common way to indicate the range of frequencies that can be used for a transmission system with little or no attenuation?
In data transmission, a defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second largest in area covered?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.255.0.0, which of the classes below would be used?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?
Modbus protocol can implement data encapsulation over IP based networks. Which of the statements below is an disadvantage of using encapsulation?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog output memory location?
A DCS collects a lot of data during the course of operating. Which of the answers below best represents the number of databases commonly used in a DCS?
Which of the data rates below best represent one that is not used on a DeviceNet segment?
There are several different network access methods available to wireless Ethernet. Which of the methods below is the one used by wireless Ethernet?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?